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x86, cpu: After uncapping CPUID, re-run CPU feature detection

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After uncapping the CPUID level, we need to also re-run the CPU
feature detection code.

This resolves kernel bugzilla 16322.

Reported-by: boris64 <bugzilla.kernel.org@boris64.net>
Cc: <stable@kernel.org> v2.6.29..2.6.35
LKML-Reference: <tip-@git.kernel.org>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
This commit is contained in:
H. Peter Anvin
2010-09-28 15:35:01 -07:00
parent 0f44fbd297
commit d900329e20
3 changed files with 3 additions and 1 deletions
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2
arch/x86/kernel/cpu/common.c
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@@ -545,7 +545,7 @@ void __cpuinit cpu_detect(struct cpuinfo_x86 *c)
}
}
static void __cpuinit get_cpu_cap(struct cpuinfo_x86 *c)
void __cpuinit get_cpu_cap(struct cpuinfo_x86 *c)
{
u32 tfms, xlvl;
u32 ebx;